Custom ISBN Number & Barcode

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As an authorized agent for Bowker, the US ISBN Agency, we’re able to offer our Custom ISBN package: the best and lowest-cost alternative for ISBN purchasing and registration. 

Why pay $150 for an ISBN and barcode through Bowker ($125 for the ISBN and $25 for the barcode) when you can have the exact same ISBN and barcode for $109.99?

Custom ISBN numbers are valid for print books, ebooks, audiobooks, CDs, DVDs and more, and can be used to get your book distributed anywhere in the world.

All ISBN numbers purchased through ISBN Services come with a 100% satisfaction guarantee!

Please Note

Once a Custom ISBN order is placed through Bowker, we are unable to refund purchases.

This package is available for residents of the United States, Puerto Rico, and Guam. If you don’t live in these areas, we invite you to consider our Basic ISBN Package or order an ISBN from your country’s ISBN agency.

Each Custom ISBN Includes

  • 1 13-digit ISBN number
  • High-resolution barcode
  • Your name/publisher name listed in Books In Print database
  • Fast and friendly service
  • 1 business day turnaround

The Process

  1. Your order is received.
  2. After checkout, we’ll send instructions on how to fill out a publisher form we’ll need to process your order.
  3. Your ISBN Services associate will submit your publisher form to Bowker.
  4. Within 1 business day of us submitting the form to Bowker, you’ll receive your ISBN number.
  5. You can then register your book details in the Books In Print database for greater visibility online.

Frequently Asked Questions

What is an ISBN?
ISBN stands for International Standard Book Number and is a 13-digit number that uniquely identifies books and writing-related products.

How many ISBNs do I need?
A single ISBN will cover 1 format of 1 book. So if you’re publishing 1 book in paperback and ebook format, you’ll need 2 ISBN numbers.

Do ISBNs Expire?
ISBNs do not have an expiration date. Once you purchase an ISBN, it will stay in your account forever.

I’m planning to publish in the future. Should I buy my ISBN now, or wait until I’m ready to publish?
You can purchase the ISBN at any time.

Is the charge for the ISBN a recurring or one-time fee?
ISBN only require a one-time fee. There are no recurring charges.


105 review(s)

98% customers recommending this product

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All the reviews

Delivered just as promised.

Thomas R. 05/04/2024 following an order made on 28/03/2024



Tacoma A. 22/03/2024 following an order made on 14/03/2024


Quick and responsive customer service.

Deana S. 19/03/2024 following an order made on 02/03/2024


The site was easy to navigate. But what really made it great was Josh Pritchard, customer service representative. He patiently explained what ISBN’s are and what I needed for my particular circumstance.

Tom C. 08/03/2024 following an order made on 01/03/2024


It was fine.

Belinda S. 07/03/2024 following an order made on 19/02/2024


I ordered the product and it was delivered in a timely fashion. Follow-up was excellent.

Oran J. 01/03/2024 following an order made on 22/02/2024


It is very nice and look great on my book

SHAVONZAIL C. 01/03/2024 following an order made on 22/02/2024


So far, so good!

Philip R. 29/02/2024 following an order made on 21/02/2024


I have not been able to complete publication yet so this rating is early but I am sure it will work fine. Pretty simple technology

John D. 22/02/2024 following an order made on 15/02/2024

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